It is surprising that it could be patented.
Maybe it was to direct air toward the saw dust to blow it off the line so it would be easier to see. (yeah, that's the ticket)
jtk
It is surprising that it could be patented.
Maybe it was to direct air toward the saw dust to blow it off the line so it would be easier to see. (yeah, that's the ticket)
jtk
"A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty."
- Sir Winston Churchill (1874-1965)